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Finding the Fourth Proportional to 323,906.88, 446,957.28 and 180,672.96

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Solution

The fourth proportional to 323,906.88, 446,957.28 and 180,672.96 is: 249,309.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,906.88 : 446,957.28 = 180,672.96 : x
  2. Step 2: Convert to fraction form
    323,906.88/446,957.28 = 180,672.96/x
  3. Step 3: Cross multiply
    323,906.88x = 446,957.28 × 180,672.96
  4. Step 4: Simplify right side
    323,906.88x = 80,753,094,771.15
  5. Step 5: Solve for x
    x = 80,753,094,771.15/323,906.88
  6. Step 6: Final answer
    x = 249,309.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.